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 * The Universal Permissive License (UPL), Version 1.0
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 * (a) the Software, and
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 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
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package org.graalvm.buildtools.gradle.tasks;

import org.gradle.api.DefaultTask;
import org.gradle.api.file.RegularFileProperty;
import org.gradle.api.plugins.ApplicationPlugin;
import org.gradle.api.provider.ListProperty;
import org.gradle.api.provider.MapProperty;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.InputFile;
import org.gradle.api.tasks.Optional;
import org.gradle.api.tasks.TaskAction;
import org.gradle.process.ExecOperations;

import javax.inject.Inject;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

@SuppressWarnings("unused")
public abstract class NativeRunTask extends DefaultTask {
    public static final String TASK_NAME = "nativeRun";

    @InputFile
    public abstract RegularFileProperty getImage();

    @Input
    public abstract ListProperty<String> getRuntimeArgs();

    @Input
    @Optional
    public abstract MapProperty<String, String> getEnvironment();

    @Input
    public abstract ListProperty<String> getInternalRuntimeArgs();

    @Inject
    protected abstract ExecOperations getExecOperations();

    public NativeRunTask() {
        setDescription("Runs this project as a native-image application");
        setGroup(ApplicationPlugin.APPLICATION_GROUP);
    }

    @TaskAction
    public void exec() {
        getExecOperations().exec(spec -> {
            spec.setExecutable(getImage().get().getAsFile().getAbsolutePath());
            List<String> allRuntimeArgs = new ArrayList<>(getInternalRuntimeArgs().get());
            allRuntimeArgs.addAll(getRuntimeArgs().get());
            spec.args(allRuntimeArgs);
            if (getEnvironment().isPresent()) {
                Map<String, String> env = getEnvironment().get();
                for (Map.Entry<String, String> entry : env.entrySet()) {
                    spec.environment(entry.getKey(), entry.getValue());
                }
            }
        });
    }
}
